Yangzhou H-beam steel

 Supply of Sunlord SDNT2012332F3950FTF thermistor

 Supply of the fourth generation mining portable detector with steel-wire conveyer belt

 Supply of Jiangsen A11D-4C frost-preventive switch, low-temperature breaker

 Supply of glass break detector

 Direct supply of JLHA1-675 high strength aluminium wires

 Supply of high-voltage current-limiting fuse